32282021 has 2 divisors, whose sum is σ = 32282022. Its totient is φ = 32282020.

The previous prime is 32282009. The next prime is 32282039. The reversal of 32282021 is 12028223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17181025 + 15100996 = 4145^2 + 3886^2 .

It is a cyclic number.

It is not a de Polignac number, because 32282021 - 2⁶ = 32281957 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 32281984 and 32282002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32282071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16141010 + 16141011.

It is an arithmetic number, because the mean of its divisors is an integer number (16141011).

Almost surely, 2^32282021 is an apocalyptic number.

It is an amenable number.

32282021 is a deficient number, since it is larger than the sum of its proper divisors (1).

32282021 is an equidigital number, since it uses as much as digits as its factorization.

32282021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 32282021 is about 5681.7269381765. The cubic root of 32282021 is about 318.4101513823.

The spelling of 32282021 in words is "thirty-two million, two hundred eighty-two thousand, twenty-one".